Valence Electrons and Bonding Quiz

Which of the following best describes the octet rule in terms of valence electrons?

• Atoms strive to have eight protons in their nucleus.

• Atoms strive to have eight electrons in their outer shell.

• Atoms strive to have eight neutrons in their nucleus.

• Atoms strive to have eight electrons in their inner shell.

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DOK Level 2: Skill/Concept

What type of bond is most likely to form between an atom with one valence electron and an atom with seven valence electrons?

• Covalent bond

• Metallic bond

• Ionic bond

• Hydrogen bond

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DOK Level 2: Skill/Concept

If an atom has six valence electrons, how many more electrons does it need to achieve a stable octet configuration?

• 1

• 2

• 3

• 4

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DOK Level 2: Skill/Concept

Which group of elements is most likely to form positive ions by losing their valence electrons?

• Group 1

• Group 14

• Group 17

• Group 18

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DOK Level 2: Skill/Concept

An atom with three valence electrons is most likely to form which type of ion?

• A positive ion by losing electrons

• A negative ion by gaining electrons

• A neutral ion by sharing electrons

• A positive ion by gaining electrons

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DOK Level 2: Skill/Concept

Which of the following elements is most likely to form a covalent bond by sharing electrons?

• Sodium (Na)

• Chlorine (Cl)

• Argon (Ar)

• Potassium (K)

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DOK Level 2: Skill/Concept

How many valence electrons does an atom of oxygen have, and what does this imply about its bonding behavior?

• 6 valence electrons; tends to gain or share electrons

• 8 valence electrons; tends to lose electrons

• 2 valence electrons; tends to lose electrons

• 4 valence electrons; tends to share electrons

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DOK Level 2: Skill/Concept

Which of the following statements is true about atoms with nearly full outer shells?

• They tend to lose electrons to form positive ions.

• They tend to gain electrons to form negative ions.

• They tend to remain neutral and unreactive.

• They tend to lose protons to form positive ions.

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DOK Level 2: Skill/Concept

What is the primary reason that atoms form chemical bonds?

• To increase their atomic mass

• To achieve a stable electron configuration

• To decrease their atomic number

• To increase their number of protons

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DOK Level 2: Skill/Concept

Which of the following elements is most likely to form an ionic bond with sodium (Na)?

• Helium (He)

• Neon (Ne)

• Chlorine (Cl)

• Argon (Ar)

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DOK Level 2: Skill/Concept